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☆☆☆☆☆Cards in this guide (14)
What is the molar mass of barium sulfate
233.4
The subscripts of a compound indicate
the ratio of elements
6.00 g water contains how many moles
6.00 g water contains how many moles?
The ideal gas law measures pressure in
atmospheres A+
Convert this temperature to the Kelvin scale 25 Degree C
25 degrees Celsius = 298.15 kelvin
The formula for sulfuric acid is HËÃSOËÅ A mole of sulfuric acid would have a mass of grams
It would have a mass of 98 grams.
An unknown sample with a molecular mass of 180.0g is analyzed to yield 40 percent C 6.7 percent H and 53.3 percent O What is the empirical formula and the molecular formula of this compound
ch2o and c6h12o6
Vinegar contains acetic acid The formula for acetic acid is CHËÄCOOH One mole of acetic acid has a mass of grams
60
Copper will react with silver nitrate to form copper nitrate and silver From this reaction 127.1 grams of copper will produce how many grams of silver
431.5 grams
A compound found to contain 75.7 arsenic and 24.3 oxygen would have which of the empirical formulas below
As2O3
The formula for ethyl alcohol is C2H5OH. The mass of 2 moles of ethyl alcohol would be how many grams
The mass of 2 moles of ethyl alcohol would be 92,14 grams.
The formula for sucrose is C12H22O11. Figure the molar mass of sucrose to the nearest gram
The molar mass of sucrose is 342,3 g.
Choose the best definition of STP
a term that indicates a combined measurement of standard atmospheric pressure and room temperature. A+
How many moles of potassium chlorate produce 6 moles of oxygen gas
The chemical reactin is:
2 KClO3 = 2 KCl + 3 O2
4 moles of potassium chlorate produce 6 moles oxygen.
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